22997835 has 24 divisors (see below), whose sum is σ = 45558240. Its totient is φ = 10513152.

The previous prime is 22997803. The next prime is 22997851. The reversal of 22997835 is 53879922.

It is not a de Polignac number, because 22997835 - 2⁵ = 22997803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36190 + ... + 36819.

It is an arithmetic number, because the mean of its divisors is an integer number (1898260).

Almost surely, 2^22997835 is an apocalyptic number.

22997835 is a deficient number, since it is larger than the sum of its proper divisors (22560405).

22997835 is a wasteful number, since it uses less digits than its factorization.

22997835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73027 (or 73024 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 22997835 is about 4795.6058011475. The cubic root of 22997835 is about 284.3777745573.

It can be divided in two parts, 22997 and 835, that added together give a palindrome (23832).

The spelling of 22997835 in words is "twenty-two million, nine hundred ninety-seven thousand, eight hundred thirty-five".